2-Fluoro-5-bromopyridine (CAS # 766-11-0)
| Risk Codes | R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. R22 - Ua phem yog tias nqos |
| Kev nyab xeeb piav qhia | S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S36/37 - Hnav cov khaub ncaws tiv thaiv thiab hnab looj tes tsim nyog. S37/39 - Hnav cov hnab looj tes tsim nyog thiab tiv thaiv qhov muag / ntsej muag |
| UN IDs | UN 2810 |
| WGK Germany | 3 |
| HS Code | 29339900 ib |
| Kev Ceeb Toom | Irritant |
| Hazard Class | 6.1 |
| Packing Group | III |
Taw qhia
5-Bromo-2-fluoropyridine yog ib qho organic compound. Cov hauv qab no yog kev qhia txog nws qhov xwm txheej, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb:
Zoo:
Cov tsos mob: 5-bromo-2-fluoropyridine yog xim tsis muaj xim rau lub teeb daj.
Solubility: Nws yog soluble hauv cov kuab tshuaj organic xws li ethanol, dimethylformamide (DMF) thiab dichloromethane.
Siv:
Kev siv tshuaj lom neeg: 5-bromo-2-fluoropyridine tuaj yeem siv los ua qhov nruab nrab hauv cov organic synthesis thiab ua lub luag haujlwm tseem ceeb hauv kev npaj lwm cov organic tebchaw.
Txoj kev:
Feem ntau, txoj kev npaj 5-bromo-2-fluoropyridine muaj cov kauj ruam hauv qab no:
Pyridine yog reacted nrog hydrogen fluoride muab 2-fluoropyridine.
2-Fluoropyridine yog reacted nrog bromine nyob rau hauv alkaline tej yam kev mob kom tau 5-bromo-2-fluoropyridine.
Cov ntaub ntawv kev nyab xeeb:
Kev Nyab Xeeb: 5-Bromo-2-fluoropyridine tej zaum yuav muaj kev phom sij rau kev noj qab haus huv thiab ib puag ncig, thiab cov txheej txheem kev nyab xeeb yuav tsum tau ua raws. Kev sib cuag ncaj qha rau ntawm daim tawv nqaij thiab qhov muag yuav tsum zam thaum siv, thiab kev ua pa zoo yuav tsum tau ua kom ntseeg tau.
Cia: 5-Bromo-2-fluoropyridine yuav tsum muab cia rau hauv lub thawv airtight, kom deb ntawm cov hluav taws kub thiab cov nplaim taws.
Kev pov tseg pov tseg: Raws li cov cai hauv zos, cov pov tseg 5-bromo-2-fluoropyridine yuav tsum muab pov tseg kom raug raws li cov kev cai cuam tshuam.
